Huntington Ingalls stock at USD 264.02 on September 25, 2026

• HII closed at $264.02 on Sept 25, 2026, down 0.74% from prior close of $266.00 • Hosted Navy commission tour of Ingalls Shipbuilding, showcasing 13 ships in construction • Expanded unmanned-systems production campus in Pocasset, MA by 10,000 square feet Huntington Ingalls Industries (HII) last traded at $264.02 on the NYSE on September 25, 2026, down 0.74% from the prior close of $266.00, with the quote timestamped 20:00:03 UTC. On September 25, HII hosted members of the National Commission on the Future of the Navy at its Ingalls Shipbuilding division in Pascagoula, Mississippi. The tour covered production and training areas, including the destroyer Jeremiah Denton, the Virtual Reality Welding Lab, and the Maritime Training Academy. Ingalls currently has 13 ships under construction with three deliveries planned for the following year. Separately, on September 22, HII announced a 10,000-square-foot expansion of its unmanned-systems production campus in Pocasset, Massachusetts, adding to the existing 40,000-square-foot facility. The expanded capacity will support production of the REMUS family of unmanned underwater vehicles, ROMULUS unmanned surface vessels, and the U.S. Navy's Lionfish vehicle.